DMD15/DMD15L/DMD15/DMD15LL/DMD15/DMD15LIBS/IDR Satellite ModemGlossary

R

 

RAM

Random Access Memory

 

 

 

 

 

RF

Radio Frequency

 

 

 

 

 

ROM

Read Only Memory

 

 

 

 

 

rms

Root Mean Square

 

 

 

 

 

RU

Rack Unit. 1 RU = 1.75”

 

 

 

 

 

Rx

Receive (Receiver)

 

 

 

 

 

RxD

Receive Data

 

 

 

 

 

R-S

Reed-Solomon Coding. Reed-Solomon codes are block-based error correcting

 

 

codes with a wide range of applications in digital communications and storage.

 

 

 

 

 

 

S

 

 

 

 

 

 

SEQ

Sequential

 

 

 

 

SYNC

Synchronize

 

 

 

 

 

T

 

 

 

 

 

 

TBD

To Be Designed or To Be Determined

 

 

 

 

TM

Technical Manual

 

 

 

 

TPC

Turbo Product Codes

 

 

 

 

TRE

Trellis

 

 

 

 

Tx

Transmit (Transmitter)

 

 

 

 

TxD

Transmit Data

 

 

 

 

 

U

 

 

 

 

 

 

UART

Universal Asynchronous Receiver/Transmitter

 

 

 

 

UUT

Unit Under Test

 

 

 

 

 

V

 

 

 

 

 

 

V

Volts

 

 

 

 

VAC

Volts, Alternating Current

 

 

 

 

VCO

Voltage Controlled Oscillator

 

 

 

 

VDC

Volts, Direct Current

 

 

 

 

VIT

Viterbi Decoding

 

 

 

 

TM051 - Rev. 5.8

G-5

Page 200
Image 200
Paradyne DMD15L operation manual Ram, Rom, Seq, Sync, Tbd, Tpc, Tre, Uart, Uut, Vac, Vco, Vdc, Vit

DMD15, DMD15L specifications

The Paradyne DMD15L and DMD15 are advanced digital modems designed to enhance communication in a variety of networking environments. As part of Paradyne's robust portfolio of networking solutions, these devices are engineered to deliver reliable and efficient data transmission over both copper and fiber optic connections.

One of the main features of the DMD15L and DMD15 is their capability to support Multiple Protocol Data Units (MPDUs), which enables them to handle a diverse range of network protocols seamlessly. This flexibility makes them suitable for different applications, from industrial automation to telecommunications.

These modems utilize advanced modulation techniques, such as Quadrature Amplitude Modulation (QAM), to maximize data throughput while maintaining signal integrity. This ensures that users benefit from high-speed connections, even in challenging signal environments. Furthermore, the DMD15 series incorporates Error Correction Codes (ECC) that enhance data reliability, effectively reducing packet loss and ensuring data coherence during transmission.

The DMD15L is particularly notable for its long-range capabilities, making it a go-to solution for users requiring extended distances without compromising data quality. It features built-in Adaptive Equalization, which automatically adjusts signal levels to optimize performance over varying transmission distances. This technology is crucial in maintaining consistent high-speed connectivity, especially in environments with variable conditions.

Both models are equipped with user-friendly interfaces that facilitate configuration and management. They support SNMP (Simple Network Management Protocol) for real-time network monitoring, allowing administrators to track performance metrics and identify potential issues before they impact users. The devices also include LED indicators for quick status checks, ensuring that users have immediate visibility of operational conditions.

In terms of physical characteristics, the DMD15 and DMD15L are designed for durability and ease of installation. They come in a compact form factor, making them suitable for deployment in constrained spaces. Additionally, their robust casing is built to withstand harsh environmental conditions, making them suitable for both indoor and outdoor installations.

Overall, the Paradyne DMD15L and DMD15 are high-performance modems that combine versatile technologies, reliability, and user-friendly features. They are excellent choices for organizations looking to enhance their communication capabilities and ensure robust data transmission across diverse networks. With their advanced functionalities and adaptability, these modems stand out as key components in modern network infrastructure.